MARATHON ST083020 Solar Powered Stopwatch with Jumbo Display and 9 Memory Laps. SOLAR POWERED - Dual Power source uses solar energy backed up by 2x LR44 batteries for long-lasting performance. EASY TO USE - Large display and buttons. LAP AND SPLIT MEMORY - 9 recallable memory and 99 split time. ANTI-SLIP RIDGES - Anti-slip ridges for a firm grip. Includes black lanyard (neck strap). You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!